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प्रश्न
Acids turn blue litmus paper to ______.
विकल्प
green
red
orange
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उत्तर
Acids turn blue litmus paper to red.
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संबंधित प्रश्न
Why do HCl, HNO3, etc., show acidic characters in aqueous solutions while solutions of compounds like alcohol and glucose do not show acidic character?
Dry HCl gas does not change the colour of dry blue litmus paper. Why?
Equal lengths of magnesium ribbons are taken in test tubes A and B. Hydrochloric acid (HCl) is added to test tube A, while acetic acid (CH3COOH) is added to test tube B. In which test tube will the fizzing occur more vigorously, and why?
On adding dilute hydrochloric acid to copper oxide powder, the solution formed is blue-green.
- Predict the new compound formed which imparts a blue-green colour to solution.
- Write a balanced chemical equation of the reaction which takes place.
- On the basis of the above reaction, what can you say about the nature of copper oxide?
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Name the product formed when Cl2 and H2 produced during the electrolysis of brine are made to combine.
Lime water reacts with chlorine to form:
Which of the following are present in a dilute aqueous solution of hydrochloric acid?
Which acid is present in milk?
Write notes on the properties of acids.
